Holley In-Line Fuel Pulse Damper - 40-100 psi - 8 AN Female O-Ring Inlet / Outlet - Black 12-1008 Disc Brake Hat Bolt and more–to bring your classic

and more–to bring your classic muscle car to the 21st century

2004-2014 Ford E-350 Super Duty

QA1 8Q Series Shocks

Includes Drain Plug and Bolts

Holley In-Line Fuel Pulse Damper - 40-100 psi - 8 AN Female O-Ring Inlet / Outlet - Black 12-1008 Disc Brake Hat Bolt and more–to bring your classicHolley In Line Fuel Pulse Damper 40 100 psi 8 AN Female O Ring Inlet Outlet Black Fuel pulse dampers act in tandem with the fuel pressure regulator to further control the fuel pressure in an EFI system. They act to smooth out the pressure pulsations caused by the injectors opening and closing as well as the fuel pump operating. These pulsations happen so quickly that in many cases they can't be identified with an analog gauge but can cause issues with